Definition of hemicellulose in English:

hemicellulose

Syllabification: hem·i·cel·lu·lose
Pronunciation: /ˌhemiˈselyəlōs, -lōz
 
/

noun

Biochemistry
  • Any of a class of substances that occur as constituents of the cell walls of plants and are polysaccharides of simpler structure than cellulose.
    More example sentences
    • Plant cell walls are composed primarily of cellulose microfibrils, hemicelluloses, pectic polysaccharides, and small amounts of structural proteins.
    • Dietary fibre consists of plant material such as cellulose, hemicellulose, pectin, polysaccharides, gums, mucilage and lignin.
    • Pectins and hemicelluloses, two of the major cell wall components, undergo solubilization and depolymerization.

Origin

late 19th century: coined in German from hemi- + cellulose.

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